GPU Comparison
RADEON
AMD Radeon RX 640 Mobile
CORE STATE
Polaris 23
VRAM
2 GB
CLOCK SPEED
1218 MHz
TDP
50 W
BUS WIDTH
64 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2019
VS
GEFORCE
Quadro M4000
CORE STATE
GM204
VRAM
8 GB
CLOCK SPEED
—
TDP
120 W
BUS WIDTH
256 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
Quadro M4000
Core Specs
Shading Units
640
1,664
+160.0%
Shaders
640
1,664
+160.0%
TMUs
40
104
+160.0%
ROPs
16
64
+300.0%
Compute Units
10
—
Clocks
Base Clock
1082 MHz
—
Boost Clock
1218 MHz
—
GPU Clock
—
773 MHz
Memory Clock
1500 MHz
6 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
GDDR5
GDDR5
Memory Bus
64 bit
256 bit
Bandwidth
48.00 GB/s
192.3 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
19.49 GPixel/s
49.47 GPixel/s
Texture Rate
48.72 GTexel/s
80.39 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
2.573 TFLOPS
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
80.39 GFLOPS (1:32)
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
—
Power
TDP
50 W
120 W
TDP (W)
50
120
+140.0%
Suggested PSU
—
300 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 4.0
Maxwell 2.0
GPU Name
Polaris 23
GM204
Generation
Polaris Mobile
(M600)
Quadro Maxwell
(Mx000)
Process Size
14 nm
28 nm
Transistors
2,200 million
5,200 million
Die Size
103 mm²
398 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
13.1M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
5.2
Shader Model
6.7
6.8
Physical
Slot Width
IGP
Single-slot
Length
—
241 mm
9.5 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
4x DisplayPort 1.2
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Gem System
Quadro Kepler
Successor
Navi Mobile
Quadro Pascal